forked from DecentralizedClimateFoundation/docs
68 lines
2.1 KiB
JavaScript
68 lines
2.1 KiB
JavaScript
|
require(['gitbook', 'jQuery'], function(gitbook, $) {
|
||
|
|
var TOGGLE_CLASSNAME = 'expanded',
|
||
|
|
CHAPTER = '.chapter',
|
||
|
|
ARTICLES = '.articles',
|
||
|
|
TRIGGER_TEMPLATE = '<i class="exc-trigger fa"></i>',
|
||
|
|
LS_NAMESPACE = 'expChapters';
|
||
|
|
var init = function () {
|
||
|
|
// adding the trigger element to each ARTICLES parent and binding the event
|
||
|
|
var chapterLink = $(ARTICLES).parent(CHAPTER).children('a');
|
||
|
|
chapterLink.append($(TRIGGER_TEMPLATE));
|
||
|
|
chapterLink.on('click', function (e) {
|
||
|
|
e.preventDefault();
|
||
|
|
//e.stopPropagation();
|
||
|
|
toggle($(e.target).closest(CHAPTER));
|
||
|
|
});
|
||
|
|
|
||
|
|
expand(lsItem());
|
||
|
|
//expand current selected chapter with it's parents
|
||
|
|
collapse($(CHAPTER));
|
||
|
|
var activeChapter = $(CHAPTER + '.active');
|
||
|
|
expand(activeChapter);
|
||
|
|
expand(activeChapter.parents(CHAPTER));
|
||
|
|
}
|
||
|
|
//on page.change will happend the function.
|
||
|
|
|
||
|
|
var toggle = function ($chapter) {
|
||
|
|
if ($chapter.hasClass('expanded')) {
|
||
|
|
collapse($chapter);
|
||
|
|
} else {
|
||
|
|
expand($chapter);
|
||
|
|
//$chapter.addClass('active').siblings().removeClass('active');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var collapse = function ($chapter) {
|
||
|
|
if ($chapter.length && $chapter.hasClass(TOGGLE_CLASSNAME)) {
|
||
|
|
$chapter.removeClass(TOGGLE_CLASSNAME);
|
||
|
|
lsItem($chapter);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var expand = function ($chapter) {
|
||
|
|
if ($chapter.length && !$chapter.hasClass(TOGGLE_CLASSNAME)) {
|
||
|
|
$chapter.addClass(TOGGLE_CLASSNAME);
|
||
|
|
lsItem($chapter);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var lsItem = function () {
|
||
|
|
var map = JSON.parse(localStorage.getItem(LS_NAMESPACE)) || {}
|
||
|
|
if (arguments.length) {
|
||
|
|
var $chapters = arguments[0];
|
||
|
|
$chapters.each(function (index, element) {
|
||
|
|
var level = $(this).data('level');
|
||
|
|
var value = $(this).hasClass(TOGGLE_CLASSNAME);
|
||
|
|
map[level] = value;
|
||
|
|
})
|
||
|
|
localStorage.setItem(LS_NAMESPACE, JSON.stringify(map));
|
||
|
|
} else {
|
||
|
|
return $(CHAPTER).map(function(index, element){
|
||
|
|
if (map[$(this).data('level')]) {
|
||
|
|
return this;
|
||
|
|
}
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
gitbook.events.bind('page.change', function() {
|
||
|
|
init()
|
||
|
|
});
|
||
|
|
});
|